H3C S5120-EI Series - Page 3

Preface
The H3C S5120-EI documentation set includes 10 command references, which describe the
commands and command syntax options for the S5120-EI Series Ethernet Switches,
Release2208.
The Layer 2 – LAN Switching Command Reference describes LAN switching configuration
commands. It covers commands for implementing flow control and load balancing,
isolating users in the same VLAN, eliminating Layer 2 loops, dividing VLANs, and modifying
VLAN tags of packets.
This preface includes:
•
Audience
•
Added and modified commands
•
Conventions
•
About the H3C S5120-EI documentation set
•
Obtaining documentation
•
Technical support
•
Documentation feedback
Audience
This documentation is intended for:
• Network planners
• Field technical support and servicing engineers
• Network administrators working with the S5120-EI series
Added and modified commands
Compared to Release2202, Release2208 adds, modifies, and deletes the following
commands:
Command reference Added and modified commands
Ethernet interface
configuration commands
Added commands:
• display counters
• display counters rate
• flow-control receive enable
• link-delay mode up
• port auto-power-down
• loopback-detection action
• loopback-detection multi-port-mode enable
• port bridge enable
Modified commands:
• display brief interface is changed into display interface brief